fix: correct return type of getDefaultReactSlashMenuItems to include key

The return type was missing the `key` property, causing type errors when
accessing `item.key` on returned items.

Author: ysds

packages/react/src/blocks/PageBreak/getPageBreakReactSlashMenuItems.tsx

@@ -18,7 +18,7 @@ export function getPageBreakReactSlashMenuItems<
   S extends StyleSchema,
 >(
   editor: BlockNoteEditor<BSchema, I, S>,
-): (Omit<DefaultReactSuggestionItem, "key"> & { key: "page_break" })[] {
+): (DefaultReactSuggestionItem & { key: "page_break" })[] {
   return getPageBreakSlashMenuItems(editor).map((item) => {
     const Icon = icons[item.key];
     return {

packages/react/src/components/SuggestionMenu/getDefaultReactSlashMenuItems.tsx

@@ -1,6 +1,7 @@
 import {
   BlockNoteEditor,
   BlockSchema,
+  Dictionary,
   InlineContentSchema,
   StyleSchema,
 } from "@blocknote/core";
@@ -61,7 +62,11 @@ export function getDefaultReactSlashMenuItems<
   BSchema extends BlockSchema,
   I extends InlineContentSchema,
   S extends StyleSchema,
->(editor: BlockNoteEditor<BSchema, I, S>): DefaultReactSuggestionItem[] {
+>(
+  editor: BlockNoteEditor<BSchema, I, S>,
+): (DefaultReactSuggestionItem & {
+  key: keyof Omit<Dictionary["slash_menu"], "page_break">;
+})[] {
   return getDefaultSlashMenuItems(editor).map((item) => {
     const Icon = icons[item.key];
     return {